38 Petrovka Street. Here, in the operations room, information about incidents in Moscow flows in. By pure chance, police captain Stanislav Tikhonov and forensic expert Margarita Ushakova meet on duty after six years of separation. In the cycle of accidents, in the tense waiting for a call they will try to understand why their relationship did not work out.
Viktor Shulgin
Григорий Иванович Севергин, подполковник
